Subpart G – Ammonia Manufacturing
This page provides resources for subpart G reporters, including implementation information as well as supporting documents for relevant rulemakings.
On this page:
Summary
Subpart G source category consists of process units in which NH3 is manufactured either from a fossil-based feedstock produced via steam reforming of a hydrocarbon (HC) or through the gasification of solid and liquid raw material.
Reporter Resources
Subpart G Regulatory History
| Federal Register Date | Citation | Action | Description |
|---|---|---|---|
| 12/09/2016 | 81 FR 89188 | Final Rule | Revises 29 subparts to streamline implementation, improve data quality, provide flexibility, and clarify the rule. Establishes confidentiality determinations for new or substantially revised data elements. Final action in response to a Petition for Reconsideration. Final Preamble and Rule (PDF)(87 pp, 801K) Response to Comments Final Rule Fact Sheet Memo: Table of Final 2015 Revisions to the Greenhouse Gas Reporting Rule Proposed Preamble and Rule (PDF)(91 pp, 890K) |
| 10/24/2014 | 79 FR 63750 | Final Rule | Amends reporting and recordkeeping requirements and establishes an alternative electronic verification approach for 23 subparts to address concerns regarding public disclosure of business sensitive information while maintaining EPA’s ability to verify emissions and ensure compliance. Final Preamble and Rule (PDF)(51 pp, 633K) Response to Comments Fact Sheet Memorandum: List of ‘Inputs to Equations’ Data Elements Not To Be Reported Proposed Preamble and Rule (PDF)(31 pp, 550K) More Information |
| 11/29/2013 | 78 FR 71904 | Final Rule | Updates global warming potentials (GWPs) to reflect IPCC AR4 values, and amends 27 subparts to improve and clarify reporting requirements. Establishes confidentiality determinations for new and revised data elements. Final Preamble and Rule (PDF)(79 pp, 935K) Correction Notice (PDF)(2 pp, 248K) Response to Comments Fact Sheet Memo: Table of Final 2013 Revisions to the Greenhouse Gas Reporting Rule Proposed Preamble and Rule (PDF)(77 pp, 909K) |
| 05/26/2011 | 76 FR 30782 | Final Rule | Finalizes confidentiality determinations for 34 subparts for data elements that are not inputs to emissions equations. Finalizes amendments to 40 CFR 2 governing CBI obtained under 40 CFR 98. Final Preamble and Rule (PDF)(37 pp, 330K) Correction Notice (PDF)(6 pp, 167K) Response to Comments Fact Sheet Memo: Final Data Category Assignments and Confidentiality Determinations for Part 98 Reporting Elements Proposed Preamble and Rule (07/27/2010) (PDF)(4 pp, 164K) Proposed Preamble and Rule (07/07/2010) (PDF)(40 pp, 366K) More Information |
| 12/17/2010 | 75 FR 79092 | Final Rule | Corrects technical and editorial errors, and clarifies rule provisions for subparts A, C, D, F, G, P, V, X, Y, AA, NN, OO and PP. Final Preamble and Rule (PDF)(81 pp, 667K) Response to Comments Fact Sheet Proposed Preamble and Rule (PDF)(72 pp, 478K) More Information |
| 10/30/2009 | 74 FR 56260 | Final Rule | Finalizes the first 30 subparts of 40 CFR Part 98, comprising subparts A, C, D, E, F, G, H, K, N, O, P, Q, R, S, U, V, X, Y, Z, AA, BB, CC, EE, GG, HH, JJ, LL, MM, NN, OO, and PP. Final Preamble and Rule (PDF)(260 pp, 1.4MB) Response to Comments Regulatory Impact Analysis for the Mandatory Reporting of Greenhouse Gas Emissions Final Rule Technical Support Document: Ammonia Manufacturing Proposed Rule Proposed Preamble |